724563712 has 36 divisors (see below), whose sum is σ = 1449788760. Its totient is φ = 361407488.

The previous prime is 724563701. The next prime is 724563731. The reversal of 724563712 is 217365427.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110214 + ... + 116602.

It is an arithmetic number, because the mean of its divisors is an integer number (40271910).

Almost surely, 2^724563712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 724563712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (724894380).

724563712 is an abundant number, since it is smaller than the sum of its proper divisors (725225048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

724563712 is an equidigital number, since it uses as much as digits as its factorization.

724563712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6848 (or 6834 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 724563712 is about 26917.7211516874. The cubic root of 724563712 is about 898.1706512454.

The spelling of 724563712 in words is "seven hundred twenty-four million, five hundred sixty-three thousand, seven hundred twelve".